78384540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100493}}^1$

素因数の和:100518

約数の個数: 48

約数和(自身を含む): 236361888

約数和(自身を除く): 157977348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 100493, 200986, 301479, 401972, 502465, 602958, 1004930, 1205916, 1306409, 1507395, 2009860, 2612818, 3014790, 3919227, 5225636, 6029580, 6532045, 7838454, 13064090, 15676908, 19596135, 26128180, 39192270, 78384540]

約数ペア:

[(1, 78384540), (2, 39192270), (3, 26128180), (4, 19596135), (5, 15676908), (6, 13064090), (10, 7838454), (12, 6532045), (13, 6029580), (15, 5225636), (20, 3919227), (26, 3014790), (30, 2612818), (39, 2009860), (52, 1507395), (60, 1306409), (65, 1205916), (78, 1004930), (130, 602958), (156, 502465), (195, 401972), (260, 301479), (390, 200986), (780, 100493)]